Key features

• •MASTER SET INCLUDES：1PC 3/8" U-Joint；1/4"3/8" Quick Release Ratchet Handle low-profile, 72T；40PC-Metric Deep and Shallow Sockets，28PC SAE Deep and Shallow Sockets；2PC SAE Spark Plug Sockets: 13/16, 5/8；2PC 3/8" Extension Bars: 3", 6"；1/4" Extension Bars；4PC Adaptor set；1PC Spinner Handle；1PC Coupler for Bit；40PC Bits；1PC 3/8" Socket Adapter for power tools
• •METRIC & STANDARD SOCKET SET：AMM 3/8-inch Impact socket set includes both metric and standard sizes and 1/4-inch bits and full complement of extensions and to fit any and all measurements you encounter on the job or home repair
• •HEAVY-DUTY IMPACT SOCKETS：Each black socket and socket extension in this master kit is constructed with high-impact drop-forged premium chrome vanadium steel. The sturdy and professional chrome vanadium construction allows you to take on any project, large or small
• •EASY TO IDENTIFY：There are professional high-visibility markings on our socket wrench set. It has markings in the storage box and is laser engraved with dimensional markings on the set surface for long-term identification
• •6-POINT HEX DESIGN：The 6-point hex socket design prevents round off on fasteners under high torque exertion from an impact gun or electric wrench output. The included socket set case holds each socket for easy transport and storage
• •BRAND SERVICE：AMM provides all-day customer service, if you have any questions, please find us through Amazon, we will be happy to solve your problem. Thank you for your attention and support to AMM brand